small fixes for the parent patch - format.usestore is a boolean option - python wart: ("revlogv1") is a string, not a tuple - only create a dummy changelog if we're using a store - add a test

#!/bin/sh

hg init
mkfifo p

hg serve --stdio < p &
P=$!
(echo lock; echo addchangegroup; sleep 5) > p &
Q=$!
sleep 3
kill -HUP $P
wait
echo .hg/* .hg/store/*